US2858584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Spline for hanging tile
Assignee: Individual
•
Filing: 1954-11-03
•
Granted: 1958-11-04
•
Expires: 1974-11-03
Abstract
No abstract record available.
Inventors
- 👤 Eugene F Gaines
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:54
CPC Classifications
E; E04; E04F; E04F13/00; E04F13/07; E04F13/08; E04F13/0801; E04F13/0803
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US185883A
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US623562A
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US1320303A
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GB189811345A
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US850275A
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US963456A
Cited
GB179840A
Cited
US1889138A
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US1984028A
Cited
US1951711A
Cited
US2340911A
Cited
US2389573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-03 | 1962-05-05 | 1962-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-03 | 1966-05-05 | 1966-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-03 | 1970-05-05 | 1970-11-04 | $7700.00 | Window Closed / Lapsed |